Job Title: BioProcess Engineer

• Location: Waltham, MA

About the job:

As Process Engineering and Innovation Lead within our mRNA Center of Excellence, you'll drive the evaluation and integration of cutting-edge technologies while ensuring they meet scale-up and commercial manufacturing requirements. Ready to get started?

Join our mRNA Center of Excellence where Sanofi is accelerating innovation in the mRNA space. With our long-standing expertise in developing and commercializing vaccines and innovative medicines globally, we're building a robust technological foundation that bridges conceptual innovation with practical manufacturability. You'll work at the intersection of process engineering and innovation, helping transform how we develop and manufacture next-generation mRNA therapies.

Join the engine of Sanofi’s mission — where deep immunoscience meets bold, AI-powered research. In R&D, you’ll drive breakthroughs that could turn the impossible into possible for millions.

About Sanofi:

We're an R&D-driven, AI-powered biopharma company committed to improving people's lives and delivering compelling growth. Our deep understanding of the immune system – and innovative pipeline – enables us to invent medicines and vaccines that treat and protect millions of people around the world. Together, we chase the miracles of science to improve people's lives.

Main responsibilities

• Identify, evaluate, and integrate emerging technologies to enhance mRNA process development and manufacturing, leading proof-of-concept studies and creating technology roadmaps aligned with platform strategy
• Drive process intensification initiatives to improve efficiency, yield, and quality while reducing process steps, minimizing waste, and implementing continuous processing strategies where applicable
• Ensure new technologies and innovations are compatible with scale-up requirements, developing models and strategies for transitioning from laboratory to clinical and commercial manufacturing
• Lead next-generation mRNA platform development, establishing performance metrics and coordinating cross-functional efforts to integrate innovations across the organization
• Collaborate with external technology providers, academic partners, Manufacturing, and Quality teams to stay current with industry innovations and ensure GMP compliance
• Conduct risk assessments, quantify impact on key performance metrics and cost of goods, and lead technology transfer activities for innovative processes

About you:

Education:

• Bachelor's, Master's, or PhD degree in Chemical Engineering, Bioprocess Engineering, Biochemical Engineering, or related technical field
• PhD with 2+ years, MS with 4+ years, or BS with 5+ years of relevant industrial experience in bioprocess engineering or related fields

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Experience & Technical Skills:

• Demonstrated success implementing new technologies in bioprocess environments with measurable outcomes
• Proven track record scaling up processes from laboratory to clinical or commercial manufacturing
• Strong understanding of bioprocess engineering principles, unit operations, and process development in GMP environments

Preferred Qualifications:

• Knowledge of regulatory requirements for process changes and technology implementation
• Background in modeling, data analysis, or automation is a plus

Soft Skills:

• Excellent project management and cross-functional leadership abilities with strong influence skills
• Outstanding problem-solving capabilities with an innovative, forward-thinking mindset
• Strong communication skills to articulate complex technical concepts to diverse audiences

Languages:

• Excellent knowledge of English (spoken and written)
• French is a plus

Why choose us?

• Bring the miracles of science to life alongside a supportive, future focused team.
• Discover endless opportunities to grow your talent and drive your career, whether it’s through a promotion or lateral move, at home or internationally.
• Enjoy a thoughtful, well-crafted rewards package that recognizes your contribution and amplifies your impact.
• Take good care of yourself and your family, with a wide range of health and wellbeing benefits including high-quality healthcare, prevention and wellness programs and at least 14 weeks’ gender-neutral parental leave.
• Be part of a pioneering biopharma company that engages patients early in drug development and uses their insights to design studies that reflect real-world needs.
• Work at the forefront of drug discovery, harnessing cutting-edge AI, data, and digital platforms to push the boundaries of science.
• Help improve the lives of millions of people globally by making drug development quicker and more effective.

Sanofi US Services and its U.S. affiliates are Equal Opportunity employers committed to a culturally inclusive workforce. All qualified applicants will receive consideration for employment without regard to race; color; creed; religion; national origin; age; ancestry; nationality; marital, domestic partnership or civil union status; sex, gender, gender identity or expression; affectional or sexual orientation; disability; veteran or military status or liability for military status; domestic violence victim status; atypical cellular or blood trait; genetic information (including the refusal to submit to genetic testing) or any other characteristic protected by law.

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Pursue progress, discover extraordinary

Better is out there. Better medications, better outcomes, better science. But progress doesn’t happen without people – people from different backgrounds, in different locations, doing different roles, all united by one thing: a desire to make miracles happen. So, let’s be those people.

Sanofi US endeavours to make our career center accessible to any and all users. If you are experiencing difficulty and need assistance applying online, please call 1-866-SANOFI2 (1-866-726-6342) or click here

US and Puerto Rico Residents Only

Sanofi Inc. and its U.S. affiliates are Equal Opportunity employers committed to a culturally inclusive workforce. All qualified applicants will receive consideration for employment without regard to race; color; creed; religion; national origin; age; ancestry; nationality; marital, domestic partnership or civil union status; sex, gender, gender identity or expression; affectional or sexual orientation; disability; veteran or military status or liability for military status; domestic violence victim status; atypical cellular or blood trait; genetic information (including the refusal to submit to genetic testing) or any other characteristic protected by law.

North America Applicants Only

The salary range for this position is:

All compensation will be determined commensurate with demonstrated experience. Employees may be eligible to participate in Company employee benefit programs, and additional benefits information can be found here.